Convert wallpaper picker to v2 app

chrome/browser/resources/chromeos/wallpaper_manager/js/main.js

Index: chrome/browser/resources/chromeos/wallpaper_manager/js/main.js
diff --git a/chrome/browser/resources/chromeos/wallpaper_manager/js/main.js b/chrome/browser/resources/chromeos/wallpaper_manager/js/main.js
index 991ee8f0db92dc5c74bc9d47f869652c1a0debd3..87a36813afa5bc02c40c7dbac13f0ee578547967 100644
--- a/chrome/browser/resources/chromeos/wallpaper_manager/js/main.js
+++ b/chrome/browser/resources/chromeos/wallpaper_manager/js/main.js
@@ -10,7 +10,7 @@ var wallpaperManager;
 function init() {
   window.addEventListener('load',
       windowStateManager.saveStates.bind(windowStateManager));
-  window.addEventListener('unload',
+  window.addEventListener('close',

[Mihai Parparita -not on Chrome, 2012/10/12 00:48:47]

This won't work either. Once http://crbug.com/130465 (in the next week
hopefully), you should be able to listen for a close event.

[bshe, 2012/10/12 16:28:30]

Thanks for info. I will wait for 130465 and the chrome.windows.* api before I
land this CL. Should I block my issue on 130465 though?

On 2012/10/12 00:48:47, Mihai Parparita wrote:

       windowStateManager.restoreStates.bind(windowStateManager));
   WallpaperManager.initStrings(function() {
     wallpaperManager = new WallpaperManager(document.body);